Kotlin Spark API: Scala core 1.0.0-preview1

<!-- https://jarcasting.com/artifacts/org.jetbrains.kotlinx.spark/core-3.0.0_2.12/ -->
<dependency>
    <groupId>org.jetbrains.kotlinx.spark</groupId>
    <artifactId>core-3.0.0_2.12</artifactId>
    <version>1.0.0-preview1</version>
</dependency>

// https://jarcasting.com/artifacts/org.jetbrains.kotlinx.spark/core-3.0.0_2.12/
implementation 'org.jetbrains.kotlinx.spark:core-3.0.0_2.12:1.0.0-preview1'

// https://jarcasting.com/artifacts/org.jetbrains.kotlinx.spark/core-3.0.0_2.12/
implementation ("org.jetbrains.kotlinx.spark:core-3.0.0_2.12:1.0.0-preview1")

'org.jetbrains.kotlinx.spark:core-3.0.0_2.12:jar:1.0.0-preview1'

<dependency org="org.jetbrains.kotlinx.spark" name="core-3.0.0_2.12" rev="1.0.0-preview1">
  <artifact name="core-3.0.0_2.12" type="jar" />
</dependency>

@Grapes(
@Grab(group='org.jetbrains.kotlinx.spark', module='core-3.0.0_2.12', version='1.0.0-preview1')
)

libraryDependencies += "org.jetbrains.kotlinx.spark" % "core-3.0.0_2.12" % "1.0.0-preview1"

[org.jetbrains.kotlinx.spark/core-3.0.0_2.12 "1.0.0-preview1"]